/* 全局导航栏样式 */
.global-nav {
    position: fixed;
    top: 0;
    width: 100%;
    height: 80px;
    background: rgba(255, 255, 255, 0.98);
    display: flex;
    align-items: center;
    padding: 0 6%;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all var(--transition-base);
  }
  
  .nav-logo {
    height: 55px;
    margin-right: 2.5rem;
    transition: transform 0.4s ease;
  }
  
  .nav-logo:hover {
    transform: rotate(-8deg) scale(1.05);
  }
  
  .nav-menu {
    flex: 1;
    display: flex;
    gap: 2rem;
    justify-content: center;
  }
  
  .nav-item {
    position: relative;
    padding: 0.8rem 1.2rem;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color var(--transition-base);
  }
  
  .nav-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 3px;
    background: var(--primary-blue);
    transition: all var(--transition-base);
  }
  
  .nav-item:hover::after {
    width: 100%;
    left: 0;
  }
  
  /* 日历页面简化导航样式 */
  .navbar {
    background-color: var(--primary-blue);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
  }
  
  .nav-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
  }
  
  .navbar a {
    color: white;
    text-decoration: none;
    padding: 10px 15px;
    border-radius: 4px;
    transition: background-color 0.3s;
    font-size: 16px;
  }
  
  .navbar a.active {
    background-color: rgba(255, 255, 255, 0.2);
    font-weight: 600;
  }
  
  .navbar a:hover:not(.active) {
    background-color: rgba(255, 255, 255, 0.1);
  }
  